Hiring Your First Employee: A Small Business Owner’s Guide

How do I hire my first employee as a small business owner? It’s equal parts exciting and terrifying — exciting because the business has grown, terrifying because UK employment law just got real. The admin is manageable if you do it in order: register, contract, payroll, insurance, pension. Here’s the complete checklist.

It’s one of those questions that sounds simple until you start digging. Ask three people and you’ll get four different answers — usually because everyone’s situation is slightly different. I’ve pulled together the practical detail below so you can make a decision without spending your whole weekend on comparison sites. If that’s on your mind too, have a look at our guide to what is the minimum wage for employees in the uk in 2026 — it pairs naturally with everything below.

How do I hire my first employee as a small business owner? The checklist

Walk through these in order and you’ll be sorted:

1. Register as an employer with HMRC — get your PAYE reference and Accounts Office reference (allow 2-3 weeks; do this first).
2. Get employers’ liability insurance — legally required (£5m minimum cover) from day one, ~£100-£300/year.
3. Write the contract: issue a written statement of employment terms on or before day one — it’s the law.
4. Set up payroll: payroll software (many free options for <10 employees) or an accountant/payroll bureau (£10-£30/employee/month).
5. Enrol them in a workplace pension (auto-enrolment) — NEST is free to set up and the default choice.
6. Check right to work — verify documents before they start; fines reach £60,000 per illegal worker.
7. Plan onboarding: first-week training plan, equipment, logins — day-one chaos is avoidable.

Still with me? Good, because this next bit is where people usually go wrong. Worth a read alongside this: our guide to what insurance do I need for a small business in the uk.

The true cost of an employee

The salary is only ~75-80% of the cost. Add: employer National Insurance (15% above the threshold from April 2025), workplace pension contributions (3% minimum), employers’ liability insurance, payroll admin, equipment, training, and recruitment costs. A £25,000 salary realistically costs £30,000-£32,000 all-in.

Budget for this properly: the businesses that struggle with their first hire usually under-budgeted by 20% and feel the squeeze within months. If the numbers only work with zero slack, wait — hire when you can afford 6 months of the full cost from reserves, not from hoped-for growth.

One thing I’ve noticed over the years: the people who are happiest with their choice are the ones who matched it to how they actually live, not to some idealised version of their habits. Be honest with yourself here and you’ll choose better.

Finding the right person

The key points, stripped of fluff:

• Write an honest job ad: duties, salary (always state it — you get 2x the applicants), location, and what success looks like.
• Advertise free/cheap: Indeed (free tier), LinkedIn, local Facebook groups, your network, Jobcentre Plus.
• Interview for attitude: skills can be taught; reliability and culture fit can’t. Ask for real examples, not hypotheticals.
• Check references: actually call them — most small employers skip this and regret it.
• Trial shifts: paid, short, and genuinely useful for both sides — but never ‘free trials’ (that’s illegal unpaid work).

Avoiding the classic first-hire mistakes

Mistake one: hiring a clone of yourself. You need someone who covers your weaknesses, not duplicates your strengths. Mistake two: no contract — handshake deals end in tribunal claims; the written statement is legally required and protects you both. Mistake three: micromanaging — you hired them to free your time; hovering defeats the purpose and drives good people away.

And the big one: hiring too late. Most owners wait until they’re drowning, then hire in panic and choose badly. Hire when you’re at 80% capacity with growth visible — the slight overstaffing pays for itself in the quality of the hire and your own sanity. Your first employee sets the culture for every hire after; choose carefully and treat them well.

Quick answers

What’s the biggest mistake people make with hiring first employee?

Rushing in without comparing options. Most people grab the first hiring first employee deal they see — usually an advert or a mate’s recommendation — and never check whether it actually fits their situation. Spend an hour comparing two or three alternatives, read the small print on the cheapest one, and you’ll dodge the regret that lands three months later when the bills arrive or the limitations start to bite.

How long does sorting out hiring first employee usually take?

Less time than you’re probably imagining. The research takes an evening, the decision takes a day of mulling over, and the actual doing is usually under two hours. What stretches it into weeks is dithering — half-decided, tab-hoarding limbo. Pick a deadline, gather the facts from this guide, make the call, and move on. Done beats perfect here, every single time.

Can I handle hiring first employee myself, or do I need professional help?

It depends on complexity and stakes. Straightforward hiring first employee tasks are well within DIY territory with a decent guide — most people manage fine and save a packet. But when money, legal compliance or safety are involved, professional help pays for itself quickly. My rule of thumb: DIY when the worst case is a wasted afternoon; call in a pro when the worst case is wasted money or a legal headache.

Pro tip: whatever you decide about hiring first employee, set a calendar reminder to review it in a year’s time. Prices, products and your own needs all shift — the people who get the best value long-term are the ones who revisit decisions, not the ones who choose perfectly on day one.

So, what’s the verdict?

Register with HMRC for PAYE, insure (£5m liability), contract in writing, set up payroll and pension, check right to work. Budget 25-30% above salary for true costs, hire for attitude at 80% capacity — and never skip the contract.

That’s the full picture as it stands. Markets move and deals change, but the principles above hold — match the choice to your real needs, read the small print, and don’t pay for things you won’t use. One last tip from me: set a calendar reminder to revisit this in twelve months. Loyalty rarely gets rewarded in the UK market, and the best deal is almost always the one you renegotiate. For the official word, see GOV.UK: employing staff. ACAS: hiring guidance is also worth a look for independent comparisons. And if you’re still weighing things up, our guide to how do I get reviews for my new business on google covers the next question most people ask.